package dao;

import java.util.List;
import org.hibernate.LockMode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import table.ShrekUser;


/**
 * A data access object (DAO) providing persistence and search support for
 * ShrekUser entities. Transaction control of the save(), update() and delete()
 * operations can directly support Spring container-managed transactions or they
 * can be augmented to handle user-managed Spring transactions. Each of these
 * methods provides additional information for how to configure it for the
 * desired type of transaction control.
 * 
 * @see dao.ShrekUser
 * @author MyEclipse Persistence Tools
 */

public class ShrekUserDAO extends HibernateDaoSupport {
	private static final Logger log = LoggerFactory
			.getLogger(ShrekUserDAO.class);
	// property constants
	public static final String USERID = "userid";
	public static final String PASSWORD = "password";
	public static final String NAME = "name";
	public static final String SCHOOL = "school";
	public static final String CLASS_ = "class_";
	public static final String EMAIL = "email";
	public static final String FLAG = "flag";

	protected void initDao() {
		// do nothing
	}

	public void save(ShrekUser transientInstance) {
		log.debug("saving ShrekUser instance");
		try {
			getHibernateTemplate().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(ShrekUser persistentInstance) {
		log.debug("deleting ShrekUser instance");
		try {
			getHibernateTemplate().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public ShrekUser findById(java.lang.Integer id) {
		log.debug("getting ShrekUser instance with id: " + id);
		try {
			ShrekUser instance = (ShrekUser) getHibernateTemplate().get(
					"dao.ShrekUser", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(ShrekUser instance) {
		log.debug("finding ShrekUser instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding ShrekUser instance with property: " + propertyName
				+ ", value: " + value);
		try {
			String queryString = "from ShrekUser as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByUserid(Object userid) {
		return findByProperty(USERID, userid);
	}

	public List findByPassword(Object password) {
		return findByProperty(PASSWORD, password);
	}

	public List findByName(Object name) {
		return findByProperty(NAME, name);
	}

	public List findBySchool(Object school) {
		return findByProperty(SCHOOL, school);
	}

	public List findByClass_(Object class_) {
		return findByProperty(CLASS_, class_);
	}

	public List findByEmail(Object email) {
		return findByProperty(EMAIL, email);
	}

	public List findByFlag(Object flag) {
		return findByProperty(FLAG, flag);
	}

	public List findAll() {
		log.debug("finding all ShrekUser instances");
		try {
			String queryString = "from ShrekUser";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public ShrekUser merge(ShrekUser detachedInstance) {
		log.debug("merging ShrekUser instance");
		try {
			ShrekUser result = (ShrekUser) getHibernateTemplate().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(ShrekUser instance) {
		log.debug("attaching dirty ShrekUser instance");
		try {
			getHibernateTemplate().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(ShrekUser instance) {
		log.debug("attaching clean ShrekUser instance");
		try {
			getHibernateTemplate().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public static ShrekUserDAO getFromApplicationContext(ApplicationContext ctx) {
		return (ShrekUserDAO) ctx.getBean("ShrekUserDAO");
	}
}